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Firewall: External Content Blocked

Posted on August 6, 2013

I followed the firewall guide here: https://www.digitalocean.com/community/articles/how-to-setup-a-basic-ip-tables-configuration-on-centos-6

However, I’m not able to view images from other websites and recaptcha cannot connect to validate captcha input.

http://www.google.com/recaptcha/api/verify



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External images, so hosted on other websites, in img src tags on my website. <br> <br>The recaptcha url sends a request for validation and gets a response back as to whether it matches.

Run this command then: <br> <br><pre>sudo su -c “iptables-save > ~/iptables_backup && iptables -F” root</pre>

However, I’m not able to view images from other websites and recaptcha cannot connect to validate captcha input. <br> <br>Are they on a website and you cannot access them? I’m not sure what you mean – please elaborate

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